41 lines
1.0 KiB
C++
41 lines
1.0 KiB
C++
/**
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* @file communications-ble-server-send.ino
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* @author Phil Schatzmann
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* @brief Sending audio via BLE: The server acts as audio source.
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* This scenario works amazingly well!
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* @version 0.1
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* @date 2022-11-04
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*
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* @copyright Copyright (c) 2023
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*/
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#include "AudioTools.h"
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#include "AudioTools/AudioCodecs/CodecADPCM.h" // https://github.com/pschatzmann/adpcm
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#include "AudioTools/Sandbox/BLE/AudioBLE.h"
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AudioInfo info(44100, 2, 16);
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SineWaveGenerator<int16_t>
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sineWave(32000); // subclass of SoundGenerator with max amplitude of 32000
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GeneratedSoundStream<int16_t>
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sound(sineWave); // Stream generated from sine wave
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AudioBLEServer ble;
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ADPCMEncoder adpcm(AV_CODEC_ID_ADPCM_IMA_WAV);
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EncodedAudioStream encoder(&ble, &adpcm);
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StreamCopy copier(encoder, sound);
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void setup() {
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Serial.begin(115200);
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AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Info);
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sineWave.begin(info, N_B4);
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encoder.begin(info);
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// ble.setAudioInfoActive(true);
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ble.begin("ble-send");
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}
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void loop() {
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if (ble.availableForWrite() > 0)
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copier.copy();
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} |